Alert archive / Georgia / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 236, NWS Tallahassee, FL

August 31, 20214 counties in Georgia

NWS Tallahassee, FL issued this severe thunderstorm warning at Aug 31, 2021, 12:28 PM EDT for 4 counties in Georgia. It was in force for 50 min. 2 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Aug 31, 2021, 12:28 PM EDT (16:28 UTC)
Expired
Aug 31, 2021, 1:18 PM EDT
In force
50 min
Issued by
NWS Tallahassee, FL
Area
Storm-based polygon
Tornado
Possible
Hail
0.75 in
Wind
60.0 mph

Counties Berrien County, GA, Cook County, GA, Lanier County, GA, Lowndes County, GA

The radar

The Moody AFB radar (KVAX), 27 km from the middle of the area, began a volume at 16:29 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Aug 31, 12:35 PM EDTTSTM WND DMG1 W Valdosta, GATREE DOWN ON POWERLINE JUST NORTH OF VALDOSTA STATE UNIVERSITY.
Aug 31, 12:45 PM EDTTSTM WND DMG1 Wsw Weber, GAREPORT OF A TREE DOWN ON HWY 76 E.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 4.5 hours before the alert went out and 124 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Tallahassee Rgnl, FL at 12:00Z on 2021-08-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 822 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Tallahassee Rgnl, FL at 12:00Z on 2021-08-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 39 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
822 J/kg
Mixed-layer CIN
-15 J/kg
Mixed-layer LCL
903 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
39 m²/s²
0-3 km storm-relative helicity
63 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

394 
WUUS52 KTAE 311628
SVRTAE
GAC019-075-173-185-311730-
/O.NEW.KTAE.SV.W.0236.210831T1628Z-210831T1730Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Tallahassee FL
1228 PM EDT Tue Aug 31 2021

The National Weather Service in Tallahassee has issued a

* Severe Thunderstorm Warning for...
  Cook County in south central Georgia...
  Berrien County in south central Georgia...
  Lanier County in south central Georgia...
  Lowndes County in south central Georgia...

* Until 130 PM EDT.

* At 1228 PM EDT, severe thunderstorms were located along a line
  extending from near Lenox to 9 miles west of Lake Park, moving
  northeast at 30 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* Locations impacted include...
  Lake Park, Nashville, Lakeland, Adel, Valdosta, Hahira, Sparks,
  Enigma, Ray City, Lenox, Alapaha, I-75 At Exit 16, Moody Air Force
  Base, Remerton, Meigs, Dasher, Cecil, Barretts, New Lois and
  Massee.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3085 8309 3080 8313 3063 8314 3064 8336
      3072 8346 3082 8345 3085 8335 3090 8344
      3098 8344 3105 8350 3130 8352 3148 8321
      3147 8315 3140 8314 3133 8306 3128 8304
      3119 8305 3118 8297 3087 8297
TIME...MOT...LOC 1628Z 228DEG 26KT 3127 8342 3065 8336 

TORNADO...POSSIBLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

11-MM
2 follow-up statements
460 
WWUS52 KTAE 311656
SVSTAE

Severe Weather Statement
National Weather Service Tallahassee FL
1256 PM EDT Tue Aug 31 2021

GAC075-311706-
/O.CAN.KTAE.SV.W.0236.000000T0000Z-210831T1730Z/
Cook GA-
1256 PM EDT Tue Aug 31 2021

...THE SEVERE THUNDERSTORM WARNING FOR COOK COUNTY IS CANCELLED...

The storms which prompted the warning have moved out of the warned 
area. Therefore, the warning has been cancelled.

LAT...LON 3085 8309 3080 8313 3079 8320 3104 8323
      3142 8332 3148 8321 3147 8315 3140 8314
      3133 8306 3128 8304 3119 8305 3118 8297
      3087 8297
TIME...MOT...LOC 1656Z 231DEG 30KT 3140 8320 3078 8314 

$$

GAC019-173-185-311730-
/O.CON.KTAE.SV.W.0236.000000T0000Z-210831T1730Z/
Berrien GA-Lanier GA-Lowndes GA-
1256 PM EDT Tue Aug 31 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 130 PM EDT
FOR BERRIEN...LANIER AND NORTHEASTERN LOWNDES COUNTIES...

At 1256 PM EDT, severe thunderstorms were located along a line
extending from Alapaha to 7 miles northeast of Lake Park, moving
northeast at 35 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
Nashville, Lakeland, Enigma, Ray City, Alapaha, Moody Air Force Base,
Meigs, Naylor, Courthouse, Berrien Co A/P, Greenwood, Barretts,
Glory, Hansell, Bannockburn, Allenville, Weber, Stockton and
Teeterville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3085 8309 3080 8313 3079 8320 3104 8323
      3142 8332 3148 8321 3147 8315 3140 8314
      3133 8306 3128 8304 3119 8305 3118 8297
      3087 8297
TIME...MOT...LOC 1656Z 231DEG 30KT 3140 8320 3078 8314 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

11-MM
026 
WWUS52 KTAE 311718
SVSTAE

Severe Weather Statement
National Weather Service Tallahassee FL
118 PM EDT Tue Aug 31 2021

GAC019-173-185-311728-
/O.CAN.KTAE.SV.W.0236.000000T0000Z-210831T1730Z/
Berrien GA-Lanier GA-Lowndes GA-
118 PM EDT Tue Aug 31 2021

...THE SEVERE THUNDERSTORM WARNING FOR BERRIEN...LANIER AND
NORTHEASTERN LOWNDES COUNTIES IS CANCELLED...
    
The storms which prompted the warning have moved out of the area.
Therefore, the warning has been cancelled.  However gusty winds and
heavy rain are still possible with these thunderstorms.

LAT...LON 3085 8309 3080 8313 3079 8320 3104 8323
      3142 8332 3148 8321 3147 8315 3140 8314
      3133 8306 3128 8304 3119 8305 3118 8297
      3087 8297
TIME...MOT...LOC 1717Z 228DEG 26KT 3150 8307 3088 8301 

$$

11-MM

The office that day

Everything else NWS Tallahassee, FL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 31, 6:42 AM EDTSpecial Weather StatementTAEMiller, Seminole63 min
Aug 31, 7:45 AM EDTSpecial Weather StatementTAESeminole30 min
Aug 31, 9:42 AM EDTSpecial Weather StatementTAEEarly48 min
Aug 31, 10:08 AM EDTSpecial Weather StatementTAESeminole37 min
Aug 31, 11:22 AM EDTSpecial Weather StatementTAEBrooks, Colquitt, Cook, Irwin, Tift, Turner23 min
Aug 31, 11:38 AM EDTSpecial Weather StatementTAEBen Hill, Berrien, Cook, Irwin, Tift37 min
Aug 31, 11:40 AM EDTSpecial Weather StatementTAEBrooks35 min
Aug 31, 12:13 PM EDTSpecial Weather StatementTAEBen Hill, Berrien, Cook, Irwin, Lanier, Lowndes and 1 more62 min
Aug 31, 12:16 PM EDTSpecial Weather StatementTAESeminole59 min
Aug 31, 1:56 PM EDTSpecial Weather StatementTAEBrooks, Thomas64 min
Aug 31, 2:18 PM EDTSevere Thunderstorm WarningTAEDecatur, Grady, Thomas26 min
Aug 31, 5:21 PM EDTSpecial Weather StatementTAEClay39 min
Aug 31, 7:07 PM EDTSpecial Weather StatementTAEQuitman23 min
Aug 31, 7:21 PM EDTTornado WarningTAEQuitman, Randolph13 min
Aug 31, 7:25 PM EDTTornado WarningTAEClay, Early17 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2021Every severe thunderstorm warning in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.